Chihik's Blog

An Ac a day, keeps the doctor away!

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11-27 CF113D Museum

11-27 P3211 [HNOI2011]XOR和路径

10-14 P3232 [HNOI2013]游走

10-14 CF167E Wizards and Bets

09-05 P4035 [JSOI2008]球形空间产生器

09-05 UVA12177 First Knight

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